surf/surf.c

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/* See LICENSE file for copyright and license details.
*
* To understand surf, start reading main().
*/
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#include <sys/file.h>
#include <sys/types.h>
#include <sys/wait.h>
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#include <libgen.h>
#include <limits.h>
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#include <pwd.h>
#include <regex.h>
#include <signal.h>
#include <stdarg.h>
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#include <stdio.h>
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#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <gdk/gdk.h>
#include <gdk/gdkkeysyms.h>
#include <gdk/gdkx.h>
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#include <glib/gstdio.h>
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#include <gtk/gtk.h>
#include <gtk/gtkx.h>
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#include <JavaScriptCore/JavaScript.h>
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#include <webkit2/webkit2.h>
#include <X11/X.h>
#include <X11/Xatom.h>
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#include "arg.h"
#define LENGTH(x) (sizeof(x) / sizeof(x[0]))
#define CLEANMASK(mask) (mask & (MODKEY|GDK_SHIFT_MASK))
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enum { AtomFind, AtomGo, AtomUri, AtomLast };
enum {
CaretBrowsing,
FrameFlattening,
Geolocation,
JavaScript,
LoadImages,
Plugins,
ScrollBars,
};
enum {
OnDoc = WEBKIT_HIT_TEST_RESULT_CONTEXT_DOCUMENT,
OnLink = WEBKIT_HIT_TEST_RESULT_CONTEXT_LINK,
OnImg = WEBKIT_HIT_TEST_RESULT_CONTEXT_IMAGE,
OnMedia = WEBKIT_HIT_TEST_RESULT_CONTEXT_MEDIA,
OnEdit = WEBKIT_HIT_TEST_RESULT_CONTEXT_EDITABLE,
OnBar = WEBKIT_HIT_TEST_RESULT_CONTEXT_SCROLLBAR,
OnSel = WEBKIT_HIT_TEST_RESULT_CONTEXT_SELECTION,
OnAny = OnDoc | OnLink | OnImg | OnMedia | OnEdit | OnBar | OnSel,
};
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typedef union {
int b;
int i;
const void *v;
} Arg;
typedef struct Client {
GtkWidget *win;
WebKitWebView *view;
WebKitWebInspector *inspector;
WebKitFindController *finder;
WebKitHitTestResult *mousepos;
GTlsCertificateFlags tlsflags;
Window xid;
int progress, fullscreen;
const char *title, *overtitle, *targeturi;
const char *needle;
struct Client *next;
} Client;
typedef struct {
guint mod;
guint keyval;
void (*func)(Client *c, const Arg *a);
const Arg arg;
} Key;
typedef struct {
unsigned int target;
unsigned int mask;
guint button;
void (*func)(Client *c, const Arg *a, WebKitHitTestResult *h);
const Arg arg;
unsigned int stopevent;
} Button;
typedef struct {
char *regex;
char *style;
regex_t re;
} SiteStyle;
/* Surf */
static void usage(void);
static void die(const char *errstr, ...);
static void setup(void);
static void sigchld(int unused);
static char *buildfile(const char *path);
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static char *buildpath(const char *path);
static Client *newclient(Client *c);
static void loaduri(Client *c, const Arg *a);
static const char *geturi(Client *c);
static void setatom(Client *c, int a, const char *v);
static const char *getatom(Client *c, int a);
static void updatetitle(Client *c);
static void gettogglestats(Client *c);
static void getpagestats(Client *c);
static WebKitCookieAcceptPolicy cookiepolicy_get(void);
static char cookiepolicy_set(const WebKitCookieAcceptPolicy p);
static const char *getstyle(const char *uri);
static void setstyle(Client *c, const char *stylefile);
static void runscript(Client *c);
static void evalscript(Client *c, const char *jsstr, ...);
static void updatewinid(Client *c);
static void handleplumb(Client *c, const char *uri);
static void newwindow(Client *c, const Arg *a, int noembed);
static void spawn(Client *c, const Arg *a);
static void destroyclient(Client *c);
static void cleanup(void);
/* GTK/WebKit */
static WebKitWebView *newview(Client *c, WebKitWebView *rv);
static GtkWidget *createview(WebKitWebView *v, WebKitNavigationAction *a,
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Client *c);
static gboolean buttonreleased(GtkWidget *w, GdkEvent *e, Client *c);
static GdkFilterReturn processx(GdkXEvent *xevent, GdkEvent *event,
gpointer d);
static gboolean winevent(GtkWidget *w, GdkEvent *e, Client *c);
static void showview(WebKitWebView *v, Client *c);
static GtkWidget *createwindow(Client *c);
static void loadchanged(WebKitWebView *v, WebKitLoadEvent e, Client *c);
static void progresschanged(WebKitWebView *v, GParamSpec *ps, Client *c);
static void titlechanged(WebKitWebView *view, GParamSpec *ps, Client *c);
static void mousetargetchanged(WebKitWebView *v, WebKitHitTestResult *h,
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guint modifiers, Client *c);
static gboolean permissionrequested(WebKitWebView *v,
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WebKitPermissionRequest *r, Client *c);
static gboolean decidepolicy(WebKitWebView *v, WebKitPolicyDecision *d,
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WebKitPolicyDecisionType dt, Client *c);
static void decidenavigation(WebKitPolicyDecision *d, Client *c);
static void decidenewwindow(WebKitPolicyDecision *d, Client *c);
static void decideresource(WebKitPolicyDecision *d, Client *c);
static void downloadstarted(WebKitWebContext *wc, WebKitDownload *d,
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Client *c);
static void responsereceived(WebKitDownload *d, GParamSpec *ps, Client *c);
static void download(Client *c, WebKitURIResponse *r);
static void closeview(WebKitWebView *v, Client *c);
static void destroywin(GtkWidget* w, Client *c);
/* Hotkeys */
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static void pasteuri(GtkClipboard *clipboard, const char *text, gpointer d);
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static void reload(Client *c, const Arg *a);
static void print(Client *c, const Arg *a);
static void clipboard(Client *c, const Arg *a);
static void zoom(Client *c, const Arg *a);
static void scroll_v(Client *c, const Arg *a);
static void scroll_h(Client *c, const Arg *a);
static void navigate(Client *c, const Arg *a);
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static void stop(Client *c, const Arg *a);
static void toggle(Client *c, const Arg *a);
static void togglefullscreen(Client *c, const Arg *a);
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static void togglecookiepolicy(Client *c, const Arg *a);
static void togglestyle(Client *c, const Arg *a);
static void toggleinspector(Client *c, const Arg *a);
static void find(Client *c, const Arg *a);
/* Buttons */
static void clicknavigate(Client *c, const Arg *a, WebKitHitTestResult *h);
static void clicknewwindow(Client *c, const Arg *a, WebKitHitTestResult *h);
static void clickexternplayer(Client *c, const Arg *a, WebKitHitTestResult *h);
static char winid[64];
static char togglestats[10];
static char pagestats[2];
static Atom atoms[AtomLast];
static Window embed;
static int showxid;
static int cookiepolicy;
static Display *dpy;
static Client *clients;
static char *stylefile;
static const char *useragent;
char *argv0;
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/* configuration, allows nested code to access above variables */
#include "config.h"
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void
usage(void)
{
die("usage: %s [-bBdDfFgGiIkKmMnNpPsSvx] [-a cookiepolicies ] "
"[-c cookiefile] [-e xid] [-r scriptfile] [-t stylefile] "
"[-u useragent] [-z zoomlevel] [uri]\n", basename(argv0));
}
void
die(const char *errstr, ...)
{
va_list ap;
va_start(ap, errstr);
vfprintf(stderr, errstr, ap);
va_end(ap);
exit(1);
}
void
setup(void)
{
int i;
/* clean up any zombies immediately */
sigchld(0);
gtk_init(NULL, NULL);
dpy = GDK_DISPLAY_XDISPLAY(gdk_display_get_default());
/* atoms */
atoms[AtomFind] = XInternAtom(dpy, "_SURF_FIND", False);
atoms[AtomGo] = XInternAtom(dpy, "_SURF_GO", False);
atoms[AtomUri] = XInternAtom(dpy, "_SURF_URI", False);
/* dirs and files */
cookiefile = buildfile(cookiefile);
scriptfile = buildfile(scriptfile);
cachedir = buildpath(cachedir);
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if (!stylefile) {
styledir = buildpath(styledir);
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for (i = 0; i < LENGTH(styles); ++i) {
if (regcomp(&(styles[i].re), styles[i].regex,
REG_EXTENDED)) {
fprintf(stderr,
"Could not compile regex: %s\n",
styles[i].regex);
styles[i].regex = NULL;
}
styles[i].style = g_strconcat(styledir, "/",
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styles[i].style, NULL);
}
g_free(styledir);
} else {
stylefile = buildfile(stylefile);
}
}
void
sigchld(int unused)
{
if (signal(SIGCHLD, sigchld) == SIG_ERR)
die("Can't install SIGCHLD handler");
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while (waitpid(-1, NULL, WNOHANG) > 0)
;
}
char *
buildfile(const char *path)
{
char *dname, *bname, *bpath, *fpath;
FILE *f;
dname = g_path_get_dirname(path);
bname = g_path_get_basename(path);
bpath = buildpath(dname);
g_free(dname);
fpath = g_build_filename(bpath, bname, NULL);
g_free(bpath);
g_free(bname);
if (!(f = fopen(fpath, "a")))
die("Could not open file: %s\n", fpath);
g_chmod(fpath, 0600); /* always */
fclose(f);
return fpath;
}
char *
buildpath(const char *path)
{
struct passwd *pw;
char *apath, *name, *p, *fpath;
if (path[0] == '~') {
if (path[1] == '/' || path[1] == '\0') {
p = (char *)&path[1];
pw = getpwuid(getuid());
} else {
if ((p = strchr(path, '/')))
name = g_strndup(&path[1], --p - path);
else
name = g_strdup(&path[1]);
if (!(pw = getpwnam(name))) {
die("Can't get user %s home directory: %s.\n",
name, path);
}
g_free(name);
}
apath = g_build_filename(pw->pw_dir, p, NULL);
} else {
apath = g_strdup(path);
}
/* creating directory */
if (g_mkdir_with_parents(apath, 0700) < 0)
die("Could not access directory: %s\n", apath);
fpath = realpath(apath, NULL);
g_free(apath);
return fpath;
}
Client *
newclient(Client *rc)
{
Client *c;
if (!(c = calloc(1, sizeof(Client))))
die("Cannot malloc!\n");
c->next = clients;
clients = c;
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c->progress = 100;
c->tlsflags = G_TLS_CERTIFICATE_VALIDATE_ALL + 1;
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c->view = newview(c, rc ? rc->view : NULL);
return c;
}
void
loaduri(Client *c, const Arg *a)
{
struct stat st;
char *url, *path;
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const char *uri = a->v;
if (g_strcmp0(uri, "") == 0)
return;
if (g_strrstr(uri, "://") || g_str_has_prefix(uri, "about:")) {
url = g_strdup(uri);
} else if (!stat(uri, &st) && (path = realpath(uri, NULL))) {
url = g_strdup_printf("file://%s", path);
free(path);
} else {
url = g_strdup_printf("http://%s", uri);
}
setatom(c, AtomUri, url);
if (strcmp(url, geturi(c)) == 0) {
reload(c, a);
} else {
webkit_web_view_load_uri(c->view, url);
c->title = geturi(c);
updatetitle(c);
}
g_free(url);
}
const char *
geturi(Client *c)
{
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const char *uri;
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if (!(uri = webkit_web_view_get_uri(c->view)))
uri = "about:blank";
return uri;
}
void
setatom(Client *c, int a, const char *v)
{
XSync(dpy, False);
XChangeProperty(dpy, c->xid,
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atoms[a], XA_STRING, 8, PropModeReplace,
(unsigned char *)v, strlen(v) + 1);
}
const char *
getatom(Client *c, int a)
{
static char buf[BUFSIZ];
Atom adummy;
int idummy;
unsigned long ldummy;
unsigned char *p = NULL;
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XGetWindowProperty(dpy, c->xid, atoms[a], 0L, BUFSIZ, False, XA_STRING,
&adummy, &idummy, &ldummy, &ldummy, &p);
if (p)
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strncpy(buf, (char *)p, LENGTH(buf) - 1);
else
buf[0] = '\0';
XFree(p);
return buf;
}
void
updatetitle(Client *c)
{
char *title;
const char *name = c->overtitle ? c->overtitle :
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c->title ? c->title : "";
if (showindicators) {
gettogglestats(c);
getpagestats(c);
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if (c->progress != 100)
title = g_strdup_printf("[%i%%] %s:%s | %s",
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c->progress, togglestats, pagestats, name);
else
title = g_strdup_printf("%s:%s | %s",
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togglestats, pagestats, name);
gtk_window_set_title(GTK_WINDOW(c->win), title);
g_free(title);
} else {
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gtk_window_set_title(GTK_WINDOW(c->win), name);
}
}
void
gettogglestats(Client *c)
{
togglestats[0] = cookiepolicy_set(cookiepolicy_get());
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togglestats[1] = enablecaretbrowsing ? 'C' : 'c';
togglestats[2] = allowgeolocation ? 'G' : 'g';
togglestats[3] = enablecache ? 'D' : 'd';
togglestats[4] = loadimages ? 'I' : 'i';
togglestats[5] = enablescripts ? 'S' : 's';
togglestats[6] = enableplugins ? 'V' : 'v';
togglestats[7] = enablestyle ? 'M' : 'm';
togglestats[8] = enableframeflattening ? 'F' : 'f';
togglestats[9] = '\0';
}
void
getpagestats(Client *c)
{
pagestats[0] = c->tlsflags > G_TLS_CERTIFICATE_VALIDATE_ALL ? '-' :
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c->tlsflags > 0 ? 'U' : 'T';
pagestats[1] = '\0';
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}
WebKitCookieAcceptPolicy
cookiepolicy_get(void)
{
switch (cookiepolicies[cookiepolicy]) {
case 'a':
return WEBKIT_COOKIE_POLICY_ACCEPT_NEVER;
case '@':
return WEBKIT_COOKIE_POLICY_ACCEPT_NO_THIRD_PARTY;
default: /* fallthrough */
case 'A':
return WEBKIT_COOKIE_POLICY_ACCEPT_ALWAYS;
}
}
char
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cookiepolicy_set(const WebKitCookieAcceptPolicy p)
{
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switch (p) {
case WEBKIT_COOKIE_POLICY_ACCEPT_NEVER:
return 'a';
case WEBKIT_COOKIE_POLICY_ACCEPT_NO_THIRD_PARTY:
return '@';
default: /* fallthrough */
case WEBKIT_COOKIE_POLICY_ACCEPT_ALWAYS:
return 'A';
}
}
const char *
getstyle(const char *uri)
{
int i;
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if (stylefile)
return stylefile;
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for (i = 0; i < LENGTH(styles); ++i) {
if (styles[i].regex &&
!regexec(&(styles[i].re), uri, 0, NULL, 0))
return styles[i].style;
}
return "";
}
void
setstyle(Client *c, const char *stylefile)
{
gchar *style;
if (!g_file_get_contents(stylefile, &style, NULL, NULL)) {
fprintf(stderr, "Could not read style file: %s\n", stylefile);
return;
}
webkit_user_content_manager_add_style_sheet(
webkit_web_view_get_user_content_manager(c->view),
webkit_user_style_sheet_new(style,
WEBKIT_USER_CONTENT_INJECT_ALL_FRAMES,
WEBKIT_USER_STYLE_LEVEL_USER,
NULL, NULL));
g_free(style);
}
void
runscript(Client *c)
{
gchar *script;
gsize l;
if (g_file_get_contents(scriptfile, &script, &l, NULL) && l)
evalscript(c, script);
g_free(script);
}
void
evalscript(Client *c, const char *jsstr, ...)
{
va_list ap;
gchar *script;
va_start(ap, jsstr);
script = g_strdup_vprintf(jsstr, ap);
va_end(ap);
webkit_web_view_run_javascript(c->view, script, NULL, NULL, NULL);
g_free(script);
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}
void
updatewinid(Client *c)
{
snprintf(winid, LENGTH(winid), "%lu", c->xid);
}
void
handleplumb(Client *c, const char *uri)
{
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Arg a = (Arg)PLUMB(uri);
spawn(c, &a);
}
void
newwindow(Client *c, const Arg *a, int noembed)
{
int i = 0;
char tmp[64];
const char *cmd[26], *uri;
const Arg arg = { .v = cmd };
cmd[i++] = argv0;
cmd[i++] = "-a";
cmd[i++] = cookiepolicies;
cmd[i++] = enablescrollbars ? "-B" : "-b";
if (cookiefile && g_strcmp0(cookiefile, "")) {
cmd[i++] = "-c";
cmd[i++] = cookiefile;
}
cmd[i++] = enablecache ? "-D" : "-d";
if (embed && !noembed) {
cmd[i++] = "-e";
snprintf(tmp, LENGTH(tmp), "%lu", embed);
cmd[i++] = tmp;
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}
cmd[i++] = runinfullscreen ? "-F" : "-f";
cmd[i++] = allowgeolocation ? "-G" : "-g";
cmd[i++] = loadimages ? "-I" : "-i";
cmd[i++] = kioskmode ? "-K" : "-k";
cmd[i++] = enablestyle ? "-M" : "-m";
cmd[i++] = enableinspector ? "-N" : "-n";
cmd[i++] = enableplugins ? "-P" : "-p";
if (scriptfile && g_strcmp0(scriptfile, "")) {
cmd[i++] = "-r";
cmd[i++] = scriptfile;
}
cmd[i++] = enablescripts ? "-S" : "-s";
if (stylefile && g_strcmp0(stylefile, "")) {
cmd[i++] = "-t";
cmd[i++] = stylefile;
}
if (fulluseragent && g_strcmp0(fulluseragent, "")) {
cmd[i++] = "-u";
cmd[i++] = fulluseragent;
}
if (showxid)
cmd[i++] = "-x";
/* do not keep zoom level */
cmd[i++] = "--";
if ((uri = a->v))
cmd[i++] = uri;
cmd[i] = NULL;
spawn(c, &arg);
}
void
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spawn(Client *c, const Arg *a)
{
if (fork() == 0) {
if (dpy)
close(ConnectionNumber(dpy));
setsid();
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execvp(((char **)a->v)[0], (char **)a->v);
fprintf(stderr, "%s: execvp %s", argv0, ((char **)a->v)[0]);
perror(" failed");
exit(1);
}
}
void
destroyclient(Client *c)
{
Client *p;
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webkit_web_view_stop_loading(c->view);
/* Not needed, has already been called
gtk_widget_destroy(c->win);
*/
for (p = clients; p && p->next != c; p = p->next)
;
if (p)
p->next = c->next;
else
clients = c->next;
free(c);
}
void
cleanup(void)
{
while (clients)
destroyclient(clients);
g_free(cookiefile);
g_free(scriptfile);
g_free(stylefile);
g_free(cachedir);
}
WebKitWebView *
newview(Client *c, WebKitWebView *rv)
{
WebKitWebView *v;
WebKitSettings *settings;
WebKitUserContentManager *contentmanager;
WebKitWebContext *context;
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/* Webview */
if (rv) {
v = WEBKIT_WEB_VIEW(
webkit_web_view_new_with_related_view(rv));
} else {
settings = webkit_settings_new_with_settings(
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"auto-load-images", loadimages,
"default-font-size", defaultfontsize,
"enable-caret-browsing", enablecaretbrowsing,
"enable-developer-extras", enableinspector,
"enable-dns-prefetching", enablednsprefetching,
"enable-frame-flattening", enableframeflattening,
"enable-html5-database", enablecache,
"enable-html5-local-storage", enablecache,
"enable-javascript", enablescripts,
"enable-plugins", enableplugins,
NULL);
/* For mor interesting settings, have a look at
* http://webkitgtk.org/reference/webkit2gtk/stable/WebKitSettings.html */
if (strcmp(fulluseragent, "")) {
webkit_settings_set_user_agent(settings, fulluseragent);
} else if (surfuseragent) {
webkit_settings_set_user_agent_with_application_details(
settings, "Surf", VERSION);
}
useragent = webkit_settings_get_user_agent(settings);
contentmanager = webkit_user_content_manager_new();
context = webkit_web_context_new_with_website_data_manager(
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webkit_website_data_manager_new(
"base-cache-directory", cachedir,
"base-data-directory", cachedir,
NULL));
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/* rendering process model, can be a shared unique one
* or one for each view */
webkit_web_context_set_process_model(context,
WEBKIT_PROCESS_MODEL_MULTIPLE_SECONDARY_PROCESSES);
/* ssl */
webkit_web_context_set_tls_errors_policy(context, strictssl ?
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WEBKIT_TLS_ERRORS_POLICY_FAIL :
WEBKIT_TLS_ERRORS_POLICY_IGNORE);
/* disk cache */
webkit_web_context_set_cache_model(context, enablecache ?
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WEBKIT_CACHE_MODEL_WEB_BROWSER :
WEBKIT_CACHE_MODEL_DOCUMENT_VIEWER);
/* Currently only works with text file to be compatible with curl */
webkit_cookie_manager_set_persistent_storage(
webkit_web_context_get_cookie_manager(context), cookiefile,
WEBKIT_COOKIE_PERSISTENT_STORAGE_TEXT);
/* cookie policy */
webkit_cookie_manager_set_accept_policy(
webkit_web_context_get_cookie_manager(context),
cookiepolicy_get());
/* languages */
webkit_web_context_set_preferred_languages(context,
preferedlanguages);
webkit_web_context_set_spell_checking_languages(context,
spellinglanguages);
webkit_web_context_set_spell_checking_enabled(context,
enablespellchecking);
g_signal_connect(G_OBJECT(context), "download-started",
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G_CALLBACK(downloadstarted), c);
v = g_object_new(WEBKIT_TYPE_WEB_VIEW,
"settings", settings,
"user-content-manager", contentmanager,
"web-context", context,
NULL);
}
g_signal_connect(G_OBJECT(v), "notify::estimated-load-progress",
G_CALLBACK(progresschanged), c);
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g_signal_connect(G_OBJECT(v), "notify::title",
G_CALLBACK(titlechanged), c);
g_signal_connect(G_OBJECT(v), "button-release-event",
G_CALLBACK(buttonreleased), c);
g_signal_connect(G_OBJECT(v), "close",
G_CALLBACK(closeview), c);
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g_signal_connect(G_OBJECT(v), "create",
G_CALLBACK(createview), c);
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g_signal_connect(G_OBJECT(v), "decide-policy",
G_CALLBACK(decidepolicy), c);
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g_signal_connect(G_OBJECT(v), "load-changed",
G_CALLBACK(loadchanged), c);
g_signal_connect(G_OBJECT(v), "mouse-target-changed",
G_CALLBACK(mousetargetchanged), c);
g_signal_connect(G_OBJECT(v), "permission-request",
G_CALLBACK(permissionrequested), c);
g_signal_connect(G_OBJECT(v), "ready-to-show",
G_CALLBACK(showview), c);
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return v;
}
GtkWidget *
createview(WebKitWebView *v, WebKitNavigationAction *a, Client *c)
{
Client *n;
switch (webkit_navigation_action_get_navigation_type(a)) {
case WEBKIT_NAVIGATION_TYPE_OTHER: /* fallthrough */
/*
* popup windows of type other are almost always triggered
* by user gesture, so inverse the logic here
*/
/* instead of this, compare destination uri to mouse-over uri for validating window */
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if (webkit_navigation_action_is_user_gesture(a))
return NULL;
case WEBKIT_NAVIGATION_TYPE_LINK_CLICKED: /* fallthrough */
case WEBKIT_NAVIGATION_TYPE_FORM_SUBMITTED: /* fallthrough */
case WEBKIT_NAVIGATION_TYPE_BACK_FORWARD: /* fallthrough */
case WEBKIT_NAVIGATION_TYPE_RELOAD: /* fallthrough */
case WEBKIT_NAVIGATION_TYPE_FORM_RESUBMITTED:
n = newclient(c);
break;
default:
return NULL;
}
return GTK_WIDGET(n->view);
}
gboolean
buttonreleased(GtkWidget *w, GdkEvent *e, Client *c)
{
WebKitHitTestResultContext element;
int i;
element = webkit_hit_test_result_get_context(c->mousepos);
for (i = 0; i < LENGTH(buttons); ++i) {
if (element & buttons[i].target &&
e->button.button == buttons[i].button &&
CLEANMASK(e->button.state) == CLEANMASK(buttons[i].mask) &&
buttons[i].func) {
buttons[i].func(c, &buttons[i].arg, c->mousepos);
return buttons[i].stopevent;
}
}
return FALSE;
}
GdkFilterReturn
processx(GdkXEvent *e, GdkEvent *event, gpointer d)
{
Client *c = (Client *)d;
XPropertyEvent *ev;
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Arg a;
if (((XEvent *)e)->type == PropertyNotify) {
ev = &((XEvent *)e)->xproperty;
if (ev->state == PropertyNewValue) {
if (ev->atom == atoms[AtomFind]) {
find(c, NULL);
return GDK_FILTER_REMOVE;
} else if (ev->atom == atoms[AtomGo]) {
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a.v = getatom(c, AtomGo);
loaduri(c, &a);
return GDK_FILTER_REMOVE;
}
}
}
return GDK_FILTER_CONTINUE;
}
gboolean
winevent(GtkWidget *w, GdkEvent *e, Client *c)
{
int i;
switch (e->type) {
case GDK_ENTER_NOTIFY:
c->overtitle = c->targeturi;
updatetitle(c);
break;
case GDK_KEY_PRESS:
if (!kioskmode) {
for (i = 0; i < LENGTH(keys); ++i) {
if (gdk_keyval_to_lower(e->key.keyval) ==
keys[i].keyval &&
CLEANMASK(e->key.state) == keys[i].mod &&
keys[i].func) {
updatewinid(c);
keys[i].func(c, &(keys[i].arg));
return TRUE;
}
}
}
case GDK_LEAVE_NOTIFY:
c->overtitle = NULL;
updatetitle(c);
break;
case GDK_WINDOW_STATE:
if (e->window_state.changed_mask ==
GDK_WINDOW_STATE_FULLSCREEN)
c->fullscreen = e->window_state.new_window_state &
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GDK_WINDOW_STATE_FULLSCREEN;
break;
default:
break;
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}
return FALSE;
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}
void
showview(WebKitWebView *v, Client *c)
{
GdkRGBA bgcolor = { 0 };
GdkWindow *gwin;
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c->finder = webkit_web_view_get_find_controller(c->view);
if (enableinspector)
c->inspector = webkit_web_view_get_inspector(c->view);
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c->win = createwindow(c);
gtk_container_add(GTK_CONTAINER(c->win), GTK_WIDGET(c->view));
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gtk_widget_show_all(c->win);
gtk_widget_grab_focus(GTK_WIDGET(c->view));
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gwin = gtk_widget_get_window(GTK_WIDGET(c->win));
c->xid = gdk_x11_window_get_xid(gwin);
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updatewinid(c);
if (showxid) {
gdk_display_sync(gtk_widget_get_display(c->win));
puts(winid);
}
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if (hidebackground)
webkit_web_view_set_background_color(c->view, &bgcolor);
if (!kioskmode) {
gdk_window_set_events(gwin, GDK_ALL_EVENTS_MASK);
gdk_window_add_filter(gwin, processx, c);
}
if (runinfullscreen)
togglefullscreen(c, NULL);
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if (zoomlevel != 1.0)
webkit_web_view_set_zoom_level(c->view, zoomlevel);
setatom(c, AtomFind, "");
setatom(c, AtomUri, "about:blank");
}
GtkWidget *
createwindow(Client *c)
{
char *wmstr;
GtkWidget *w;
if (embed) {
w = gtk_plug_new(embed);
} else {
w = gtk_window_new(GTK_WINDOW_TOPLEVEL);
wmstr = g_path_get_basename(argv0);
gtk_window_set_wmclass(GTK_WINDOW(w), wmstr, "Surf");
g_free(wmstr);
wmstr = g_strdup_printf("%s[%lu]", "Surf",
webkit_web_view_get_page_id(c->view));
gtk_window_set_role(GTK_WINDOW(w), wmstr);
g_free(wmstr);
gtk_window_set_default_size(GTK_WINDOW(w), 800, 600);
}
g_signal_connect(G_OBJECT(w), "destroy",
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G_CALLBACK(destroywin), c);
g_signal_connect(G_OBJECT(w), "enter-notify-event",
G_CALLBACK(winevent), c);
g_signal_connect(G_OBJECT(w), "key-press-event",
G_CALLBACK(winevent), c);
g_signal_connect(G_OBJECT(w), "leave-notify-event",
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G_CALLBACK(winevent), c);
g_signal_connect(G_OBJECT(w), "window-state-event",
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G_CALLBACK(winevent), c);
return w;
}
void
loadchanged(WebKitWebView *v, WebKitLoadEvent e, Client *c)
{
switch (e) {
case WEBKIT_LOAD_STARTED:
c->tlsflags = G_TLS_CERTIFICATE_VALIDATE_ALL + 1;
break;
case WEBKIT_LOAD_REDIRECTED:
setatom(c, AtomUri, geturi(c));
break;
case WEBKIT_LOAD_COMMITTED:
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if (!webkit_web_view_get_tls_info(c->view, NULL,
&(c->tlsflags)))
c->tlsflags = G_TLS_CERTIFICATE_VALIDATE_ALL + 1;
setatom(c, AtomUri, geturi(c));
if (enablestyle)
setstyle(c, getstyle(geturi(c)));
break;
case WEBKIT_LOAD_FINISHED:
/* Disabled until we write some WebKitWebExtension for
* manipulating the DOM directly.
evalscript(c, "document.documentElement.style.overflow = '%s'",
enablescrollbars ? "auto" : "hidden");
*/
runscript(c);
break;
}
updatetitle(c);
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}
void
progresschanged(WebKitWebView *v, GParamSpec *ps, Client *c)
{
c->progress = webkit_web_view_get_estimated_load_progress(c->view) *
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100;
updatetitle(c);
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}
void
titlechanged(WebKitWebView *view, GParamSpec *ps, Client *c)
{
c->title = webkit_web_view_get_title(c->view);
updatetitle(c);
}
void
mousetargetchanged(WebKitWebView *v, WebKitHitTestResult *h, guint modifiers,
Client *c)
{
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WebKitHitTestResultContext hc = webkit_hit_test_result_get_context(h);
/* Keep the hit test to know where is the pointer on the next click */
c->mousepos = h;
if (hc & OnLink)
c->targeturi = webkit_hit_test_result_get_link_uri(h);
else if (hc & OnImg)
c->targeturi = webkit_hit_test_result_get_image_uri(h);
else if (hc & OnMedia)
c->targeturi = webkit_hit_test_result_get_media_uri(h);
else
c->targeturi = NULL;
c->overtitle = c->targeturi;
updatetitle(c);
}
gboolean
permissionrequested(WebKitWebView *v, WebKitPermissionRequest *r, Client *c)
{
if (WEBKIT_IS_GEOLOCATION_PERMISSION_REQUEST(r)) {
if (allowgeolocation)
webkit_permission_request_allow(r);
else
webkit_permission_request_deny(r);
return TRUE;
}
return FALSE;
}
gboolean
decidepolicy(WebKitWebView *v, WebKitPolicyDecision *d,
WebKitPolicyDecisionType dt, Client *c)
{
switch (dt) {
case WEBKIT_POLICY_DECISION_TYPE_NAVIGATION_ACTION:
decidenavigation(d, c);
break;
case WEBKIT_POLICY_DECISION_TYPE_NEW_WINDOW_ACTION:
decidenewwindow(d, c);
break;
case WEBKIT_POLICY_DECISION_TYPE_RESPONSE:
decideresource(d, c);
break;
default:
webkit_policy_decision_ignore(d);
break;
}
return TRUE;
}
void
decidenavigation(WebKitPolicyDecision *d, Client *c)
{
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WebKitNavigationAction *a =
webkit_navigation_policy_decision_get_navigation_action(
WEBKIT_NAVIGATION_POLICY_DECISION(d));
switch (webkit_navigation_action_get_navigation_type(a)) {
case WEBKIT_NAVIGATION_TYPE_LINK_CLICKED: /* fallthrough */
case WEBKIT_NAVIGATION_TYPE_FORM_SUBMITTED: /* fallthrough */
case WEBKIT_NAVIGATION_TYPE_BACK_FORWARD: /* fallthrough */
case WEBKIT_NAVIGATION_TYPE_RELOAD: /* fallthrough */
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case WEBKIT_NAVIGATION_TYPE_FORM_RESUBMITTED: /* fallthrough */
case WEBKIT_NAVIGATION_TYPE_OTHER: /* fallthrough */
default:
/* Do not navigate to links with a "_blank" target (popup) */
if (webkit_navigation_policy_decision_get_frame_name(
WEBKIT_NAVIGATION_POLICY_DECISION(d))) {
webkit_policy_decision_ignore(d);
} else {
/* Filter out navigation to different domain ? */
/* get action→urirequest, copy and load in new window+view
* on Ctrl+Click ? */
webkit_policy_decision_use(d);
}
break;
}
}
void
decidenewwindow(WebKitPolicyDecision *d, Client *c)
{
Arg arg;
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WebKitNavigationAction *a =
webkit_navigation_policy_decision_get_navigation_action(
WEBKIT_NAVIGATION_POLICY_DECISION(d));
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switch (webkit_navigation_action_get_navigation_type(a)) {
case WEBKIT_NAVIGATION_TYPE_LINK_CLICKED: /* fallthrough */
case WEBKIT_NAVIGATION_TYPE_FORM_SUBMITTED: /* fallthrough */
case WEBKIT_NAVIGATION_TYPE_BACK_FORWARD: /* fallthrough */
case WEBKIT_NAVIGATION_TYPE_RELOAD: /* fallthrough */
case WEBKIT_NAVIGATION_TYPE_FORM_RESUBMITTED:
/* Filter domains here */
/* If the value of “mouse-button” is not 0, then the navigation was triggered by a mouse event.
* test for link clicked but no button ? */
arg.v = webkit_uri_request_get_uri(
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webkit_navigation_action_get_request(a));
newwindow(c, &arg, 0);
break;
case WEBKIT_NAVIGATION_TYPE_OTHER: /* fallthrough */
default:
break;
}
webkit_policy_decision_ignore(d);
}
void
decideresource(WebKitPolicyDecision *d, Client *c)
{
int i, isascii = 1;
WebKitResponsePolicyDecision *r = WEBKIT_RESPONSE_POLICY_DECISION(d);
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WebKitURIResponse *res =
webkit_response_policy_decision_get_response(r);
const gchar *uri = webkit_uri_response_get_uri(res);
if (g_str_has_suffix(uri, "/favicon.ico")) {
webkit_policy_decision_ignore(d);
return;
}
if (!g_str_has_prefix(uri, "http://")
&& !g_str_has_prefix(uri, "https://")
&& !g_str_has_prefix(uri, "about:")
&& !g_str_has_prefix(uri, "file://")
&& !g_str_has_prefix(uri, "data:")
&& !g_str_has_prefix(uri, "blob:")
&& strlen(uri) > 0) {
for (i = 0; i < strlen(uri); i++) {
if (!g_ascii_isprint(uri[i])) {
isascii = 0;
break;
}
}
if (isascii) {
handleplumb(c, uri);
webkit_policy_decision_ignore(d);
return;
}
}
if (webkit_response_policy_decision_is_mime_type_supported(r)) {
webkit_policy_decision_use(d);
} else {
webkit_policy_decision_ignore(d);
download(c, res);
}
}
void
downloadstarted(WebKitWebContext *wc, WebKitDownload *d, Client *c)
{
g_signal_connect(G_OBJECT(d), "notify::response",
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G_CALLBACK(responsereceived), c);
}
void
responsereceived(WebKitDownload *d, GParamSpec *ps, Client *c)
{
download(c, webkit_download_get_response(d));
webkit_download_cancel(d);
}
void
download(Client *c, WebKitURIResponse *r)
{
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Arg a = (Arg)DOWNLOAD(webkit_uri_response_get_uri(r), geturi(c));
spawn(c, &a);
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}
void
closeview(WebKitWebView *v, Client *c)
{
gtk_widget_destroy(c->win);
}
void
destroywin(GtkWidget* w, Client *c)
{
destroyclient(c);
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if (!clients)
gtk_main_quit();
}
void
pasteuri(GtkClipboard *clipboard, const char *text, gpointer d)
{
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Arg a = {.v = text };
if (text)
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loaduri((Client *) d, &a);
}
void
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reload(Client *c, const Arg *a)
{
if (a->b)
webkit_web_view_reload_bypass_cache(c->view);
else
webkit_web_view_reload(c->view);
}
void
print(Client *c, const Arg *a)
{
webkit_print_operation_run_dialog(webkit_print_operation_new(c->view),
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GTK_WINDOW(c->win));
}
void
clipboard(Client *c, const Arg *a)
{
if (a->b) { /* load clipboard uri */
gtk_clipboard_request_text(gtk_clipboard_get(
GDK_SELECTION_PRIMARY),
pasteuri, c);
} else { /* copy uri */
gtk_clipboard_set_text(gtk_clipboard_get(
GDK_SELECTION_PRIMARY), c->targeturi
? c->targeturi : geturi(c), -1);
}
}
void
zoom(Client *c, const Arg *a)
{
if (a->i > 0)
webkit_web_view_set_zoom_level(c->view, zoomlevel + 0.1);
else if (a->i < 0)
webkit_web_view_set_zoom_level(c->view, zoomlevel - 0.1);
else
webkit_web_view_set_zoom_level(c->view, 1.0);
zoomlevel = webkit_web_view_get_zoom_level(c->view);
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}
void
scroll_v(Client *c, const Arg *a)
{
evalscript(c, "window.scrollBy(0, %d * (window.innerHeight / 100))",
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a->i);
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}
void
scroll_h(Client *c, const Arg *a)
{
evalscript(c, "window.scrollBy(%d * (window.innerWidth / 100), 0)",
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a->i);
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}
void
navigate(Client *c, const Arg *a)
{
if (a->i < 0)
webkit_web_view_go_back(c->view);
else if (a->i > 0)
webkit_web_view_go_forward(c->view);
}
void
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stop(Client *c, const Arg *a)
{
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webkit_web_view_stop_loading(c->view);
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}
void
toggle(Client *c, const Arg *a)
{
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WebKitSettings *s = webkit_web_view_get_settings(c->view);
switch ((unsigned int)a->i) {
case CaretBrowsing:
enablecaretbrowsing = !enablecaretbrowsing;
webkit_settings_set_enable_caret_browsing(s,
enablecaretbrowsing);
updatetitle(c);
return; /* do not reload */
break;
case FrameFlattening:
enableframeflattening = !enableframeflattening;
webkit_settings_set_enable_frame_flattening(s,
enableframeflattening);
break;
case Geolocation:
allowgeolocation = !allowgeolocation;
break;
case JavaScript:
enablescripts = !enablescripts;
webkit_settings_set_enable_javascript(s, enablescripts);
break;
case LoadImages:
loadimages = !loadimages;
webkit_settings_set_auto_load_images(s, loadimages);
break;
case Plugins:
enableplugins = !enableplugins;
webkit_settings_set_enable_plugins(s, enableplugins);
break;
case ScrollBars:
/* Disabled until we write some WebKitWebExtension for
* manipulating the DOM directly.
enablescrollbars = !enablescrollbars;
evalscript(c, "document.documentElement.style.overflow = '%s'",
enablescrollbars ? "auto" : "hidden");
*/
return; /* do not reload */
break;
default:
break;
}
reload(c, a);
}
void
togglefullscreen(Client *c, const Arg *a)
{
/* toggling value is handled in winevent() */
if (c->fullscreen)
gtk_window_unfullscreen(GTK_WINDOW(c->win));
else
gtk_window_fullscreen(GTK_WINDOW(c->win));
}
void
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togglecookiepolicy(Client *c, const Arg *a)
{
++cookiepolicy;
cookiepolicy %= strlen(cookiepolicies);
webkit_cookie_manager_set_accept_policy(
webkit_web_context_get_cookie_manager(
webkit_web_view_get_context(c->view)),
cookiepolicy_get());
updatetitle(c);
/* Do not reload. */
}
void
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togglestyle(Client *c, const Arg *a)
{
enablestyle = !enablestyle;
if (enablestyle)
setstyle(c, getstyle(geturi(c)));
else
webkit_user_content_manager_remove_all_style_sheets(
webkit_web_view_get_user_content_manager(c->view));
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updatetitle(c);
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}
void
toggleinspector(Client *c, const Arg *a)
{
if (enableinspector) {
if (webkit_web_inspector_is_attached(c->inspector))
webkit_web_inspector_close(c->inspector);
else
webkit_web_inspector_show(c->inspector);
}
}
void
find(Client *c, const Arg *a)
{
const char *s, *f;
if (a && a->i) {
if (a->i > 0)
webkit_find_controller_search_next(c->finder);
else
webkit_find_controller_search_previous(c->finder);
} else {
s = getatom(c, AtomFind);
f = webkit_find_controller_get_search_text(c->finder);
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if (g_strcmp0(f, s) == 0) /* reset search */
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webkit_find_controller_search(c->finder, "", findopts,
G_MAXUINT);
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webkit_find_controller_search(c->finder, s, findopts,
G_MAXUINT);
if (strcmp(s, "") == 0)
webkit_find_controller_search_finish(c->finder);
}
}
void
clicknavigate(Client *c, const Arg *a, WebKitHitTestResult *h)
{
navigate(c, a);
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}
void
clicknewwindow(Client *c, const Arg *a, WebKitHitTestResult *h)
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{
Arg arg;
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arg.v = webkit_hit_test_result_get_link_uri(h);
newwindow(c, &arg, a->b);
}
void
clickexternplayer(Client *c, const Arg *a, WebKitHitTestResult *h)
{
Arg arg;
arg = (Arg)VIDEOPLAY(webkit_hit_test_result_get_media_uri(h));
spawn(c, &arg);
}
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int
main(int argc, char *argv[])
{
Arg arg;
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Client *c;
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memset(&arg, 0, sizeof(arg));
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/* command line args */
ARGBEGIN {
case 'a':
cookiepolicies = EARGF(usage());
break;
case 'b':
enablescrollbars = 0;
break;
case 'B':
enablescrollbars = 1;
break;
case 'c':
cookiefile = EARGF(usage());
break;
case 'd':
enablecache = 0;
break;
case 'D':
enablecache = 1;
break;
case 'e':
embed = strtol(EARGF(usage()), NULL, 0);
break;
case 'f':
runinfullscreen = 0;
break;
case 'F':
runinfullscreen = 1;
break;
case 'g':
allowgeolocation = 0;
break;
case 'G':
allowgeolocation = 1;
break;
case 'i':
loadimages = 0;
break;
case 'I':
loadimages = 1;
break;
case 'k':
kioskmode = 0;
break;
case 'K':
kioskmode = 1;
break;
case 'm':
enablestyle = 0;
break;
case 'M':
enablestyle = 1;
break;
case 'n':
enableinspector = 0;
break;
case 'N':
enableinspector = 1;
break;
case 'p':
enableplugins = 0;
break;
case 'P':
enableplugins = 1;
break;
case 'r':
scriptfile = EARGF(usage());
break;
case 's':
enablescripts = 0;
break;
case 'S':
enablescripts = 1;
break;
case 't':
stylefile = EARGF(usage());
break;
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case 'u':
fulluseragent = EARGF(usage());
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break;
case 'v':
die("surf-"VERSION", ©2009-2015 surf engineers, "
"see LICENSE for details\n");
case 'x':
showxid = 1;
break;
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case 'z':
zoomlevel = strtof(EARGF(usage()), NULL);
break;
default:
usage();
} ARGEND;
if (argc > 0)
arg.v = argv[0];
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else
arg.v = "about:blank";
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setup();
c = newclient(NULL);
showview(NULL, c);
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2015-11-22 12:24:24 +00:00
loaduri(c, &arg);
updatetitle(c);
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gtk_main();
cleanup();
return 0;
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}